69 lines
2.0 KiB
Java
69 lines
2.0 KiB
Java
package com.google.common.io;
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import com.google.common.base.Preconditions;
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import java.io.FilterInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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/* loaded from: classes2.dex */
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public final class CountingInputStream extends FilterInputStream {
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private long count;
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private long mark;
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public CountingInputStream(InputStream inputStream) {
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super((InputStream) Preconditions.checkNotNull(inputStream));
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this.mark = -1L;
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}
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@Override // java.io.FilterInputStream, java.io.InputStream
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public final int read() throws IOException {
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int read = ((FilterInputStream) this).in.read();
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if (read != -1) {
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this.count++;
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}
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return read;
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}
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@Override // java.io.FilterInputStream, java.io.InputStream
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public final int read(byte[] bArr, int i, int i2) throws IOException {
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int read = ((FilterInputStream) this).in.read(bArr, i, i2);
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if (read != -1) {
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this.count += read;
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}
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return read;
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}
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@Override // java.io.FilterInputStream, java.io.InputStream
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public final long skip(long j) throws IOException {
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long skip = ((FilterInputStream) this).in.skip(j);
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this.count += skip;
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return skip;
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}
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@Override // java.io.FilterInputStream, java.io.InputStream
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public final void mark(int i) {
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synchronized (this) {
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((FilterInputStream) this).in.mark(i);
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this.mark = this.count;
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}
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}
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@Override // java.io.FilterInputStream, java.io.InputStream
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public final void reset() throws IOException {
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synchronized (this) {
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if (!((FilterInputStream) this).in.markSupported()) {
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throw new IOException("Mark not supported");
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}
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if (this.mark == -1) {
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throw new IOException("Mark not set");
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}
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((FilterInputStream) this).in.reset();
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this.count = this.mark;
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}
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}
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public final long getCount() {
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return this.count;
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}
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}
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